OK. getting ACPI to work properly needed to be revisited.

Suspend/Resume on T40 [bellet.info]

This guy originally used APM, but his update on 2004/07/15 makes some good notes, which I followed, notably:

• Local APIC is required for USB to function properly, but it borks all over suspend/poweroff processing. There is a simple enough referenced patch to make it behave…